The video is set in a composition of different spaces arranged like a human memory, narrating a differentiated visual beauty emphasizing a drowsy but feminist concept.[3][4][5]
The video shows various scenes in where Red Velvet can be seen interviewing fruits, and appears on a small screen, expressing something with their hands, which turned out to be a sign language.[12][13]
The video is set in a cartoonish beach house, where they shelter from an incoming thunderstorm. It showed that they played magical board games and danced on a rainy rooftop.[21][22]
^Sun, Mi-kyung (August 1, 2014). [뮤비핫스팟] 레드벨벳 '행복', SM이라 가능한 실험..오묘하다 [[Music Video Hotspot] Red Velvet's 'Happiness', SM's Experiment, Makes a Subtle Difference] (in Korean). ZUM News. Archived from the original on January 18, 2021. Retrieved August 26, 2021.
^Choi, Jin-sil (August 8, 2014). 뮤비 탐구 수첩, 레드벨벳 ‘행복(Happiness)’ 편 [Music Video Exploration Notebook, Red Velvet's 'Happiness' Episode]. Hankook Ilbo (in Korean). Archived from the original on January 13, 2014. Retrieved August 26, 2021. {{cite news}}: |archive-date= / |archive-url= timestamp mismatch; January 13, 2021 suggested (help)
^Jung, Hee-seo (March 15, 2015). 레드벨벳, 'Automatic' 뮤비 기습 공개 '고혹미 발산' [Red Velvet, Surprise Release of 'Automatic' Music Video 'Explosion of Seductive Charm']. Xports News (in Korean). Archived from the original on June 23, 2021. Retrieved June 23, 2021.
^레드벨벳 더블타이틀곡 'Automatic' 뮤비 기습 공개 '반전매력' [Red Velvet's Double-title Song 'Automatic' Music Video Surprise Release 'Unexpected Attraction']. Segye Ilbo (in Korean). March 15, 2015. Archived from the original on June 23, 2021. Retrieved June 23, 2021.
^Choi, Jong-jeong (March 15, 2015). 레드벨벳, 더블 타이틀 곡 'Ice Cream Cake' 'Automatic'으로 반전 매력 [Red Velvet's Double Title Track 'Ice Cream Cake' and 'Automatic' Have a Twist]. enews24 (in Korean). Archived from the original on June 23, 2021. Retrieved June 23, 2021.
^Ice Cream Cake (photobook). Red Velvet. South Korea: SM Entertainment, KT Music. 2015. Credits.{{cite AV media notes}}: CS1 maint: others in cite AV media (notes) (link)
^The Red (photobook). Red Velvet. South Korea: SM Entertainment, KT Music. 2015. Credits.{{cite AV media notes}}: CS1 maint: others in cite AV media (notes) (link)
^The Velvet (photobook). Red Velvet. South Korea: SM Entertainment, KT Music. 2016. Credits.{{cite AV media notes}}: CS1 maint: others in cite AV media (notes) (link)
^Russian Roulette (photobook). Red Velvet. South Korea: SM Entertainment, KT Music. 2016. Credits.{{cite AV media notes}}: CS1 maint: others in cite AV media (notes) (link)
^Rookie (photobook). Red Velvet. South Korea: SM Entertainment, KT Music. 2017. Credits.{{cite AV media notes}}: CS1 maint: others in cite AV media (notes) (link)
^"SM Red Velvet_Would U". Better Taste Studio (in Korean). Archived from the original on September 24, 2020. Retrieved August 26, 2021.
^레드벨벳 '빨간 맛' MV에 담긴 '뭉클한' 비밀 [Red Velvet's 'Red Flavor' MV has a 'Humpy' Secret]. JoongAng Ilbo (in Korean). July 10, 2017. Archived from the original on April 16, 2018. Retrieved February 23, 2021.
^Ko, Myung-jin (July 11, 2017). 레드벨벳, 신곡 '빨간 맛' MV에 수화가 등장? [Sign Language Appears in Red Velvet's New Song 'Red Flavor' Music Video?]. Money Today (in Korean). Archived from the original on February 23, 2021. Retrieved February 23, 2021.
^The Red Summer (photobook). Red Velvet. South Korea: SM Entertainment, Genie Music. 2017. Credits.{{cite AV media notes}}: CS1 maint: others in cite AV media (notes) (link)
^장동곤 (August 18, 2017). "'눈덩이 프로젝트' 레드벨벳, 리메이크곡 '환생' 공개" [‘Snowball Project’, Red Velvet's remake of ‘Rebirth’ is released]. 텐아시아 (in Korean). Korea Entertainment Media. Archived from the original on January 9, 2020.
^Perfect Velvet (photobook). Red Velvet. South Korea: SM Entertainment, Genie Music. 2017. Credits.{{cite AV media notes}}: CS1 maint: others in cite AV media (notes) (link)
^Summer Magic (photobook). Red Velvet. South Korea: SM Entertainment, Iriver. 2018. Credits.{{cite AV media notes}}: CS1 maint: others in cite AV media (notes) (link)
^RBB (photobook). Red Velvet. South Korea: SM Entertainment, Dreamus Company. 2018. Credits.{{cite AV media notes}}: CS1 maint: others in cite AV media (notes) (link)